Pith Number

pith:6LFXS7BO

pith:2012:6LFXS7BO5XH5BJ6RXW56IUZR3M

not attested not anchored not stored refs pending

The density profiles of Dark Matter halos in Spiral Galaxies

Daniele Vernieri, Gianluca Castignani, Noemi Frusciante, Paolo Salucci

arxiv:1201.3998 v2 · 2012-01-19 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6LFXS7BO5XH5BJ6RXW56IUZR3M}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T03:55:23.315226Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2cb797c2eedcfd0a7d1bdbbe45331db13b9d883f9076d0a4bc023381ac29d2e

Aliases

arxiv: 1201.3998 · arxiv_version: 1201.3998v2 · doi: 10.48550/arxiv.1201.3998 · pith_short_12: 6LFXS7BO5XH5 · pith_short_16: 6LFXS7BO5XH5BJ6R · pith_short_8: 6LFXS7BO

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/6LFXS7BO5XH5BJ6RXW56IUZR3M \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: f2cb797c2eedcfd0a7d1bdbbe45331db13b9d883f9076d0a4bc023381ac29d2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2776d69dc132575ac80e4fe8b653d57d0514ef6e65ba51fca654538615fe672",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-01-19T09:41:52Z",
    "title_canon_sha256": "b09d48896cb7afd24d89852ec4bc7eebd7294725ace95d29f66ef1379267490a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.3998",
    "kind": "arxiv",
    "version": 2
  }
}